Application: Connects the chain wheel of RW45 gear motors to the drive shaft Tube size: 1″ Material: Galvanized steel Mounting: Bolted design with pre-punched receptacle for easy installation Features: Duplex chain allows axial movement of the shaft for greater flexibility The Bolted chain coupling for RW45 – 1″ tube provides a flexible and secure connection between the gear motor and the drive shaft. Its bolted design simplifies installation compared to welding, and the duplex chain compensates for misalignment caused by structural movement.

Application: End-position control for Ridder RW gear motors Function: Linear switching system driven by the motor’s output shaft Compatibility: For RW motors with 55, 86, 97, or 860 turns between start and end position Installation: Direct mounting on the gear motor Special feature: Compact design with high switching precision Ridder Article No.: 501094 The RSU 50 Limit Switch System is a compact and robust solution for controlling the end positions of RW gear motors. It ensures accurate movement limits and is ideal for use in greenhouse ventilation and shading systems.

Application: Drive unit for rafter rail systems in greenhouse ventilation Material: Galvanized steel for strength and corrosion protection Installation height: 60 mm (from rack center to top of rafter) Mounting: M10 bolt and locknut connection Features: Hardened pinion, grease nipples, guiding blocks for precise rack alignment Weld shaft compatibility: Flat shaft ends for easy coupling Ridder Article No.: 540000 The TRN 520-3S-H60 pinion house unit offers a reliable and low-maintenance solution for greenhouse drive systems. Its increased height allows for flexible mounting, and it ensures smooth rack movement with minimal wear.

Application: Angled mounting plate for RW45, RW240, RW400, RW600, and RAL120/90/60/240 gear motors Material: Galvanized steel Mounting: Bolt-on or weld-on installation Special feature: Custom lengths available on request Height: 90 mm Ridder Article No.: 417636 The Mounting Plate 85–105 H90 is a versatile angled plate for a wide range of Ridder gear motors. It offers flexible mounting options and high corrosion resistance, making it suitable for demanding greenhouse environments.

Application: Digital positioning sensor for Ridder RW gear motors Signal output: 4–20 mA (also configurable to 0–5 V or 0–10 V) Technology: Contactless Hall sensor with magnetic axis Accuracy: ±0.04% of the learned measuring range Compatibility: All RW motors with RSU limit switch system Features: Reverse-polarity protection, LED status display, reference input Ridder Article No.: 502687 The RPU 24V / 4–20 mA / V3 is a high-precision digital positioning unit for Ridder RW motors. It continuously reports the motor position to a climate controller and is ideal for ventilation, shading, and lifting systems. Its contactless design ensures maintenance-free operation and long-term reliability.

Application: Drive unit for horizontal shading systems in greenhouses Torque: 250 Nm Voltage: 400 V, 3~, 50 Hz Speed: 4.4 rpm Power: 0.30 kW Current: 1.10 A Shaft: Type 06 Limit switch: Precision gear limit switch END 20 for 580 shaft revolutions Features: Extremely quiet, self-locking double worm gear Maintenance-free and long-lasting Universal mounting: rear (standard) or optionally left-side (symmetrical) Wiring via 7-core cable The Lock EWA 12.2505 is a powerful gear motor designed for professional use in greenhouse shading systems. Its self-locking double worm gear ensures quiet and reliable movement of the screens. With flexible mounting options and an integrated precision limit switch, it offers versatile and user-friendly installation.

Application: Connects the chain wheel of RW240–RW800 gear motors to the drive shaft Tube size: 1″ Material: Galvanized steel Mounting: Bolted design with pre-punched receptacle for easy installation Features: Duplex chain allows axial movement of the shaft for greater flexibility The Bolted chain coupling for RW240/400/600/800 – 1″ tube is a robust connector for high-torque Ridder gear motors. It ensures a flexible and secure connection to the drive shaft, compensating for misalignment and structural shifts in greenhouse systems.

Application: Drive unit for ventilation and screen systems in greenhouses or barns Voltage: 400–450 V, 3~, 50 Hz Speed: 3 rpm Limit switch: Integrated linear limit switch system with a 97-turn operating range Features: Self-locking worm gear for secure shaft position at standstill Quiet operation due to optimized gear combinations Maintenance-free and compact design Optional RPU PositioningUnit or potentiometer feedback Graphite-grey powder coating Ridder Article No.: 502010 The RW 45-3 / 400–450 V is a compact and maintenance-free gear motor for greenhouse ventilation and shading systems. It features a self-locking worm gear, a precise linear limit switch system, and optional feedback integration for climate control systems.

Application: Connects the chain wheel of the RW 45 gearbox to the drive shaft Material: Galvanized steel Design: Welded to the shaft - duplex chain for inline movement Benefit: Increases flexibility of the drive system under dynamic loads and structural movement Ridder Article No.: 590000 The Chain Coupling for RW 45 – Tube Ø 1″ connects the gearbox chain wheel to the drive shaft and enhances system flexibility. The duplex chain allows for inline movement, reducing stress during dynamic operation and structural shifts in greenhouse installations.

Application: Maintenance-free drive for ventilation, shading, and lifting systems in greenhouses and livestock buildings Voltage: 400–450 V, 3-phase Speed: 5 rpm Protection class: IP55 – dust and water resistant End switch: Patented linear limit switch system with high switching accuracy Temperature range: 0–60 °C Features: Quiet operation, self-locking worm gear, optional RPU PositioningUnit or potentiometer kit Ridder Article No.: 502320 The RW245-37 motor gearbox is a rugged, low-maintenance drive unit designed for greenhouse automation. Its precise limit switch system and quiet, self-locking transmission ensure reliable performance in demanding environments.

Application: Straight mounting plate for RW240/400/600/200 gear motors, RPG150/300/450 PolyGearbox units, RPD150/300/450 PolyDrive motor gearboxes, and RAL240 gear motors Material: Galvanized or bare steel for high stability and corrosion resistance Mounting: Can be attached using bolts or welding Total length: 175.5 mm Length B1 (edge to center of hole): 163 mm Special feature: Custom lengths or configurations available on request Ridder Article No.: 413922 The Mounting Plate 105-130 B163 is a straight steel mounting plate specifically designed for RW240/400/600/200 gear motors, RPG PolyGearbox units, RPD PolyDrive motor gearboxes, and RAL240 gear motors. It ensures secure and stable installation and can be either bolted or welded into place. Thanks to its galvanized or untreated steel construction, the plate offers excellent resistance to corrosion and mechanical stress. Custom lengths or special versions are available on request to ensure optimal compatibility with various systems.

Application: Mounting Lock EWA12 and EWA14 gear motors in suspended greenhouse shading systems Material: Galvanized steel Tube compatibility: Square tube 50×50 mm Special feature: Compact design for easy integration The Motor Mount TGU EWA12/14 is a dedicated bracket for Lock EWA12 and EWA14 motors used in suspended shading systems. It provides a stable and corrosion-resistant mounting solution for square tube frames.

Application: Drive unit for horizontal shading systems in greenhouses Torque: 50 Nm Voltage: 400 V, 3~, 50 Hz Speed: 5.6 revolutions per minute Power: 0.11 kW Current: 0.45 A Shaft: Type 06 Limit switch: Precision gear limit switch END 20 for 580 shaft revolutions Features: Extremely quiet, self-locking double worm gear Maintenance-free and long-lasting Universal mounting: rear (standard) or optionally left-side (symmetrical) Wiring via 7-core cable The Lock EWA 10.0505 is a compact and efficient gear motor for horizontal shading systems. With 50 Nm torque and a quiet, self-locking double worm gear, it ensures precise and reliable screen movement. The integrated limit switch and flexible mounting options make it ideal for small to medium greenhouse installations.

Application: Drive unit for horizontal shading systems in greenhouses Torque: 150 Nm Voltage: 400 V, 3~, 50 Hz Speed: 4.3 rpm Power: 0.17 kW Current: 0.90 A Shaft: Type 66 (hexagonal) Limit switch: Precision gear limit switch END 20 for 580 shaft revolutions Features: Extremely quiet, self-locking double worm gear Maintenance-free and long-lasting Universal mounting: rear (standard) or optionally left-side (symmetrical) Wiring via 7-core cable The Lock EWA 12.1505 is a compact and efficient gear motor for horizontal shading systems. It combines quiet operation with high reliability and flexible mounting options. The integrated limit switch ensures precise control, making it ideal for small to medium greenhouse installations.

Application: Drive unit for ventilation, screen, and lifting systems in greenhouses and barns Voltage: 400 V, 3~, 50 Hz Switching range: Integrated linear limit switch system with a switching range of 86 turns Protection class: IP55 – dust and water jet resistant Limit switch: Patented linear limit switch system with high switching precision Features: Self-locking worm gear for secure shaft position at standstill Maintenance-free and compact design Suitable for ambient temperatures from 0–60 °C Optional: RPU PositioningUnit or potentiometer feedback Ridder Article No.: 537200 The RW 241-09 / 400 V is a compact, maintenance-free gear motor for greenhouse ventilation, shading, and lifting systems. Its IP55 protection and self-locking worm gear ensure safe operation even in demanding environments. The integrated linear limit switch system allows precise control over up to 86 shaft revolutions.

Application: Mounting drive shafts for suspended shading systems with gable drive Material: Hot-dip galvanized steel for high stability and corrosion resistance Installation: Square tubes are directly flanged to the motor bracket Features: Easy installation without manual alignment of the drive shaft Compatibility: Suitable for EWA 12 gear motor Scope of delivery: Includes bolts and nuts for flanging the tubes The Motor mountLock 50.50 positions the drive shaft precisely for the drive system and simplifies installation through intuitive handling. It is ideal for suspended shading systems with gable drive. Square tubes are flanged directly to the motor bracket, with all necessary bolts and nuts included. The hot-dip galvanized steel ensures excellent durability and corrosion protection.

Application: Drive unit for horizontal shading systems in greenhouses Torque: 250 Nm Voltage: 400 V, 3~, 50 Hz Speed: 4.4 revolutions per minute Power: 0.30 kW Current: 1.10 A Shaft: Type 66 (hexagonal) Limit switch: Precision gear limit switch END 20 for 580 shaft revolutions Features: Extremely quiet, self-locking double worm gear Maintenance-free and long-lasting Universal mounting: rear (standard) or optionally left-side (symmetrical) Wiring via 7-core cable The Lock EWA 12.2505 is a powerful gear motor specifically designed for horizontal shading systems in greenhouses. With 250 Nm torque and a speed of 4.4 rpm, it ensures precise and reliable control of screen movement. Its extremely quiet, self-locking double worm gear offers long service life without maintenance. The integrated precision gear limit switch END 20 enables accurate control with up to 580 shaft revolutions. Thanks to universal mounting options, the motor can be installed at the rear or optionally on the left side, making it adaptable to various system configurations.

Application: 90° bevel gearbox for actuating ventilation shafts in greenhouses, halls, and barns Material: Cast housing with steel bevel and spur gears Gear ratio: 1:1 Shaft A: We 07 (Ø 26 mm) for 1″ pipe Shaft B: Hollow shaft (Ø 35 mm) for 1″ pipe Max input speed: 40 rpm The Lock KGO 32.1115 is a robust 90° bevel gearbox used to redirect motion in greenhouse ventilation systems. It ensures reliable torque transmission with minimal backlash. The sealed housing and steel gear components guarantee long service life and resistance to harsh conditions.

Application: Drive unit for ventilation and screen systems in greenhouses or barns Voltage: 220 V, 1~, 50 Hz Speed: 3 rpm Limit switch: Integrated linear limit switch system with a 97-turn operating range Features: Self-locking worm gear for secure shaft position at standstill Quiet operation due to optimized gear combinations Maintenance-free and compact design Optional RPU PositioningUnit or potentiometer feedback Graphite-grey powder coating The RW45-3-09\230\1\97 is a compact and maintenance-free gear motor for greenhouse ventilation and shading systems. It features a self-locking worm gear, a precise linear limit switch system, and optional feedback integration for climate control systems.

Application: Drive unit for horizontal shading systems in greenhouses Torque: 150 Nm Voltage: 400 V, 3~, 50 Hz Speed: 4.3 rpm Power: 0.17 kW Current: 0.90 A Shaft: Type 06 Limit switch: Precision gear limit switch END 20 for 580 shaft revolutions Features: Extremely quiet, self-locking double worm gear Maintenance-free and long-lasting Universal mounting: rear (standard) or optionally left-side (symmetrical) Wiring via 7-core cable The Lock EWA 12.1505 with shaft type 06 offers the same performance and reliability as its hexagonal counterpart, but with a different shaft interface. It’s ideal for horizontal shading systems requiring compact, quiet, and precise motor control.

Application: Connects the chain wheel of Ridder RW240, RW400, RW600, or RW800 motors to the drive shaft Material: Galvanized steel Design: Welded to the shaft - duplex chain for inline movement Benefit: Stabilizes the drive system under dynamic loads and greenhouse movement Ridder Article No.: 590011 The Chain Coupling for RW240 / RW400 / RW600 / RW800 – Tube Ø 1″–2″ is a robust duplex chain coupling that ensures smooth torque transfer and compensates for misalignment or movement in large greenhouse structures. It is welded to the shaft and designed for high flexibility and durability.

Application: Drive unit for ventilation, screen, and lifting systems in greenhouses and barns Voltage: 110–115 V, 1~, 50/60 Hz Limit switch: Patented linear limit switch system with operating and safety switches Switching range: Integrated linear limit switch system with a switching range of 86 turns Features: Self-locking worm gear for secure shaft position at standstill Quiet operation through optimized gear and worm combinations IP55 housing with sealed limit switch system Graphite-grey powder coating for high corrosion resistance Includes mounting bolts and spring washers Ridder Article No.: 502351 The RW 245-37 / 110–115 V is a powerful and maintenance-free gear motor for greenhouse applications. Its patented linear limit switch system allows precise control, and the self-locking worm gear ensures safety and reliability. Ideal for ventilation, shading, and lifting systems.

Application: Mounting EWA10 or EWA12 gear motors onto IP beams for ventilation drives Material: Robust metal construction for high stability Installation: Simple screw-on mounting — no welding required Special feature: Slotted holes allow tolerance compensation during installation The Motor Bracket for EWA 10+12 for IP Beams enables easy and secure mounting of EWA10 or EWA12 gear motors onto IP beams in continuous ridge ventilation systems. Screw-on installation eliminates the need for laborious and hazardous welding. Slotted holes in the bracket allow for tolerance compensation, ensuring precise and stable attachment.

Application: Drive technology for greenhouse shading and ventilation systems Torque: 90 Nm Voltage: 400 V / 50 Hz Speed: 5.6 rpm Shaft: Type 06 Limit switch: END20.20 The Lock EWA 10.0905 is a compact and powerful electric drive for shading and ventilation systems in greenhouses. With 90 Nm torque and 400 V operating voltage, it delivers reliable and precise control. Equipped with shaft type 06 and the END20.20 limit switch, it is suitable for a wide range of applications. The rotation speed of 5.6 rpm ensures smooth movement and high efficiency.